| 5485663 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5488707 |
hemlock woolly adelgid |
Adelges tsugae |
hemlock mortality caused by hemlock wooly adelgid in the Great Smoky Mountains |
| 5471648 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5471638 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5471641 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5471642 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5471643 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5471644 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5471646 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5471647 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5471649 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5477160 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477161 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477162 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477163 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477166 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477172 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477173 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477178 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477152 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477153 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477154 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477151 |
balsam woolly adelgid |
Adelges piceae |
|
| 1669002 |
periodical cicada |
Magicicada septendecim |
cast skins of 17 yr. "locust" |
| 5445870 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5477155 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477156 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477157 |
balsam woolly adelgid |
Adelges piceae |
|
| 5477158 |
balsam woolly adelgid |
Adelges piceae |
|
| 5212012 |
cooley spruce gall adelgid |
Adelges cooleyi |
6/30/07; On a small spruce tree in the park. Caused by Aphid-like insects that cause the plant to produce these characteristic galls. |
| 0886018 |
periodical cicada |
Magicicada septendecim |
Exuvium of nymph showing powerful front legs |
| 1241746 |
balsam woolly adelgid |
Adelges piceae |
Swelling (gouting) around buds and branch nodes. |
| 1593004 |
cooley spruce gall adelgid |
Adelges cooleyi |
Wool-covered adelgids on their alternate host, Douglas-fir. |
| 1593055 |
eastern spruce gall adelgid |
Adelges abietis |
Older galls |
| 5445869 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5445873 |
hemlock woolly adelgid |
Adelges tsugae |
03/2011; egg mass; immature crawler emerging from egg mass; settled crawlers to the right (black with white fringe). |
| 0795072 |
balsam woolly adelgid |
Adelges piceae |
crawler |
| 5018073 |
hemlock woolly adelgid |
Adelges tsugae |
crawler |
| 1123027 |
eastern spruce gall adelgid |
Adelges abietis |
Overwintering immatures in spring |
| 1123026 |
cooley spruce gall adelgid |
Adelges cooleyi |
Overwinting immatures in early spring |
| 5445209 |
cooley spruce gall adelgid |
Adelges cooleyi |
Galls on terminals of Engelmann spruce |
| 5445208 |
cooley spruce gall adelgid |
Adelges cooleyi |
Adults swollen with eggs on underside of spruce terminals |
| 1546186 |
balsam woolly adelgid |
Adelges piceae |
|
| 5458351 |
balsam woolly adelgid |
Adelges piceae |
Damage in the form of swollen, deformed branches. |
| 5449453 |
hemlock woolly adelgid |
Adelges tsugae |
An adult hemlock woolly adelgid, Adelges tsugae, removed from its host plant and cleaned for imaging.
Host: Tsuga canadensis |
| 5449454 |
hemlock woolly adelgid |
Adelges tsugae |
Host: Tsuga canadensis |
| 5449455 |
hemlock woolly adelgid |
Adelges tsugae |
Settled on host plant |
| 5449456 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5449457 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1748047 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5445207 |
cooley spruce gall adelgid |
Adelges cooleyi |
Late stage nymphs within spruce gall |
| 5445206 |
cooley spruce gall adelgid |
Adelges cooleyi |
early stage nymphs within spruce galls |
| 5445204 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 5445205 |
cooley spruce gall adelgid |
Adelges cooleyi |
with eggs |
| 5445203 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 5443235 |
cooley spruce gall adelgid |
Adelges cooleyi |
Galls in initial stage of opening prior ro disprsal of the Cooley spruce gall adelgids |
| 5443237 |
cooley spruce gall adelgid |
Adelges cooleyi |
Gall broken open to show developing Cooley spruce gall adelgids |
| 5443238 |
cooley spruce gall adelgid |
Adelges cooleyi |
Cross-section of gall with developing Cooley spruce gall adelgids |
| 1748046 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1293002 |
hemlock woolly adelgid |
Adelges tsugae |
Photo taken in lab at Clemson University - sample from Oconee County, SC. |
| 4836003 |
pine leaf adelgid |
Pineus pinifoliae |
winged adult with reddish eggs under wings can be found on previous year's needles |
| 4836011 |
eastern spruce gall adelgid |
Adelges abietis |
new galls |
| 3225077 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 2721074 |
balsam woolly adelgid |
Adelges piceae |
Clingman's Dome Category: Damage 1 stand killed - Great Smokey Mountains National Park |
| 2254013 |
cooley spruce gall adelgid |
Adelges cooleyi |
aphid mass covered with white waxy coating, |
| 2253068 |
balsam woolly adelgid |
Adelges piceae |
note white appearance on tree bole |
| 2252063 |
cooley spruce gall adelgid |
Adelges cooleyi |
on young douglas fir |
| 1173002 |
cooley spruce gall adelgid |
Adelges cooleyi |
Cooley spruce gall adelgid |
| 0907011 |
pine leaf adelgid |
Pineus pinifoliae |
feeding results in flagged lateral shoot tips that begin to appear in mid-summer |
| 0795073 |
balsam woolly adelgid |
Adelges piceae |
killed trees |
| 0717007 |
cooley spruce gall adelgid |
Adelges cooleyi |
This is as the gall would appear in early summer or late fall. It would appear green earlier in the summer. |
| 1325030 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 1325022 |
cooley spruce gall adelgid |
Adelges cooleyi |
winged adults emergin from spruce gall |
| 1325023 |
cooley spruce gall adelgid |
Adelges cooleyi |
female with egg mass |
| 1325028 |
cooley spruce gall adelgid |
Adelges cooleyi |
overwintered female on twig |
| 1748049 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1201013 |
balsam woolly adelgid |
Adelges piceae |
8-24-56 at Wind River Arboretum |
| 1241564 |
cooley spruce gall adelgid |
Adelges cooleyi |
Galls on branch tips contain developing nymphs. Opened galls are red-brown, turning gray with age, and resemble small cones. |
| 0488057 |
spruce gall adelgid |
Pineus similis |
on spruce |
| 5125064 |
hemlock woolly adelgid |
Adelges tsugae |
Showing sparse, shortened foliage. |
| 5125066 |
hemlock woolly adelgid |
Adelges tsugae |
Showing damage resulting from 2-3 year old infestation. |
| 1468270 |
balsam woolly adelgid |
Adelges piceae |
|
| 1400134 |
periodical cicada |
Magicicada septendecim |
Branch flagging due to oviposition damage on oak, central Iowa, 1997 brood of cicada. |
| 1400136 |
periodical cicada |
Magicicada septendecim |
Branch flagging (death) due to oviposition wounds on twigs, periodical cicada 1997 emergence brood, central Iowa. |
| 5125065 |
hemlock woolly adelgid |
Adelges tsugae |
Showing damage resulting from 2-3 year old infestation. |
| 2110035 |
hemlock woolly adelgid |
Adelges tsugae |
Photo taken in Rabun County, Georgia |
| 1344039 |
balsam woolly adelgid |
Adelges piceae |
Needle mortality |
| 1293001 |
hemlock woolly adelgid |
Adelges tsugae |
Adelgids feed near the base of hemlock needles. Photo taken in lab at Clemson University - sample from Oconee County, SC. |
| 0907021 |
cooley spruce gall adelgid |
Adelges cooleyi |
on douglas fir, under flocculence Note:syrphid fly larva preying on adelgids |
| 2512015 |
periodical cicada |
Magicicada septendecim |
Emergence series, see images 2512015 - 2512018. 2004 Brood X. |
| 1246053 |
cooley spruce gall adelgid |
Adelges cooleyi |
Galls on heavily infested tree |
| 1400135 |
periodical cicada |
Magicicada septendecim |
ovipositing damage |
| 2512016 |
periodical cicada |
Magicicada septendecim |
Emergence series, see images 2512015 - 2512018. 2004 Brood X. |
| 2512017 |
periodical cicada |
Magicicada septendecim |
Emergence series, see images 2512015 - 2512018. 2004 Brood X. |
| 1344004 |
balsam woolly adelgid |
Adelges piceae |
|
| 1626088 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 1276003 |
hemlock woolly adelgid |
Adelges tsugae |
With wax removed |
| 5430553 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 5430558 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 5430559 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 5430560 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 2110026 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5430564 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 5430561 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 5430563 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 5430554 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 5430555 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 5430556 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 5430557 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 5427668 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1276001 |
hemlock woolly adelgid |
Adelges tsugae |
Ovisacs on the underside of a branch |
| 1380194 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5395241 |
balsam woolly adelgid |
Adelges piceae |
|
| 5395246 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 5395256 |
pine leaf adelgid |
Pineus pinifoliae |
|
| 5395260 |
spruce gall adelgid |
Pineus similis |
|
| 5395245 |
balsam woolly adelgid |
Adelges piceae |
|
| 2110029 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 2512021 |
periodical cicada |
Magicicada septendecim |
Mating. 2004 Brood X. |
| 1325033 |
eastern spruce gall adelgid |
Adelges abietis |
|
| 1748037 |
balsam woolly adelgid |
Adelges piceae |
|
| 1346072 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1346069 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1346071 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5125061 |
hemlock woolly adelgid |
Adelges tsugae |
Showing damage resulting from 2-3 year old infestation. See image #1346067 for image of 1 year old infestation. |
| 1346067 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 2253069 |
balsam woolly adelgid |
Adelges piceae |
note characteristic white of tree bole |
| 0590100 |
balsam woolly adelgid |
Adelges piceae |
stand mortality at Mt. Mitchell |
| 1587070 |
balsam woolly adelgid |
Adelges piceae |
Balsam woolly adelgid on subalpine fir, infestation and mortality at edge of avalanche chute |
| 1587165 |
hemlock woolly adelgid |
Adelges tsugae |
Hemlock woolly adelgids on containerized western hemlock seed orchard in greenhouse |
| 1344137 |
hemlock woolly adelgid |
Adelges tsugae |
Tree IV plug that remains in place once injection treatment is finished |
| 0355015 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1344115 |
balsam woolly adelgid |
Adelges piceae |
Taking DBH of one of our long-term monitoring firs |
| 0886019 |
periodical cicada |
Magicicada septendecim |
Oviposition slits |
| 1274023 |
periodical cicada |
Magicicada septendecim |
Emergence sequence. 2004. See pictures 1274019-1274026 for complete sequence. |
| 1346068 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5125063 |
hemlock woolly adelgid |
Adelges tsugae |
Damage resulting from a 2-3 year old infestation. |
| 5125062 |
hemlock woolly adelgid |
Adelges tsugae |
Showing damage resulting from a 2-3 year old infestation. See image #1346067 for image of 1 year old infestation. |
| 1346070 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1344047 |
hemlock woolly adelgid |
Adelges tsugae |
Tree injection |
| 1380196 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1380197 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1380195 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1380193 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1293010 |
hemlock woolly adelgid |
Adelges tsugae |
Crown dieback on hemlock is the result of at least 2 years of attack from hemlock woolly adelgid. |
| 1380192 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 0717011 |
cooley spruce gall adelgid |
Adelges cooleyi |
Note the long needles on the gall itself. |
| 1748036 |
balsam woolly adelgid |
Adelges piceae |
|
| 2110034 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 2110027 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 2110033 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 2110030 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 2110028 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 2110031 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 0907022 |
eastern spruce gall adelgid |
Adelges abietis |
old galls found at the base of new shoots. Note: twig tip mortality |
| 0907023 |
spruce gall adelgid |
Pineus similis |
galls form at the end of new growth and are often covered with needles making twigs appear scraggly |
| 1366055 |
periodical cicada |
Magicicada septendecim |
|
| 1748043 |
balsam woolly adelgid |
Adelges piceae |
|
| 1344121 |
hemlock woolly adelgid |
Adelges tsugae |
Tree IV for systemic insecticide |
| 1344114 |
balsam woolly adelgid |
Adelges piceae |
Heavy tree mortality |
| 1476091 |
cooley spruce gall adelgid |
Adelges cooleyi |
overwintered female with eggmass |
| 1476092 |
cooley spruce gall adelgid |
Adelges cooleyi |
mature female on douglas fir needles |
| 5391811 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5391810 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5042006 |
eastern spruce gall adelgid |
Adelges abietis |
Galls on white spruce |
| 5422256 |
cooley spruce gall adelgid |
Adelges cooleyi |
Late stage nymphs exposed within gall chambers |
| 5422254 |
cooley spruce gall adelgid |
Adelges cooleyi |
Gall with oozing at openings just prior to emrgence of adult forms of the cooley spruce gall adelgid |
| 5422255 |
cooley spruce gall adelgid |
Adelges cooleyi |
late stage nymphs exposed within gall chambers |
| 5395117 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5395118 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5383233 |
periodical cicada |
Magicicada septendecim |
Top view of newly emerged adult. Older, darker color |
| 1523054 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 0717006 |
cooley spruce gall adelgid |
Adelges cooleyi |
Spruce trees growing in close association with Douglas-fir often have the Cooley Spruce Gall Adelgid. In this slide, the Douglas-fir is on the left; Norway spruce is on the right. |
| 0718057 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5382303 |
periodical cicada |
Magicicada septendecim |
egg laying scars |
| 5382304 |
periodical cicada |
Magicicada septendecim |
17-year periodical cicada damage. Flagging. |
| 5382305 |
periodical cicada |
Magicicada septendecim |
Cicadas prepared for eating |
| 5382306 |
periodical cicada |
Magicicada septendecim |
|
| 5382307 |
periodical cicada |
Magicicada septendecim |
adults emerging and crawling up iris leaves |
| 5382308 |
periodical cicada |
Magicicada septendecim |
adult cicada emerging from cast skin |
| 5383232 |
periodical cicada |
Magicicada septendecim |
Newly emerged adult, wings fully expanded. Still light in color |
| 5383230 |
periodical cicada |
Magicicada septendecim |
Adult emerging from nymphal shell |
| 5383231 |
periodical cicada |
Magicicada septendecim |
Newly emerged adult, beginning to inflate wings. Still light in color |
| 5383234 |
periodical cicada |
Magicicada septendecim |
Side view of newly emerged adult on nymphal shell. |
| 5383235 |
periodical cicada |
Magicicada septendecim |
Oak trees in pasture with flagging damage |
| 5383237 |
periodical cicada |
Magicicada septendecim |
Closeup of eggs in twig. |
| 5383238 |
periodical cicada |
Magicicada septendecim |
Closeup of eggs in twig. |
| 5383239 |
periodical cicada |
Magicicada septendecim |
Cicada eggs on penny to show size. |
| 5383240 |
periodical cicada |
Magicicada septendecim |
Nymph just prior to emergence of adult. |
| 5383241 |
periodical cicada |
Magicicada septendecim |
Closeup of oviposition site on twig. |
| 5383242 |
periodical cicada |
Magicicada septendecim |
|
| 5383243 |
periodical cicada |
Magicicada septendecim |
Close up of oviposition site on twig |
| 0758020 |
cooley spruce gall adelgid |
Adelges cooleyi |
Green gall with nymphs |
| 1294004 |
periodical cicada |
Magicicada septendecim |
June 2006 |
| 1294003 |
periodical cicada |
Magicicada septendecim |
2006 |
| 1294001 |
periodical cicada |
Magicicada septendecim |
June 2006 |
| 1294002 |
periodical cicada |
Magicicada septendecim |
2006 |
| 5369749 |
cooley spruce gall adelgid |
Adelges cooleyi |
Dred galls on Colorado blue spruce |
| 5369748 |
cooley spruce gall adelgid |
Adelges cooleyi |
Infestation on Douglas-fir cone |
| 5360705 |
cooley spruce gall adelgid |
Adelges cooleyi |
Galls on blue spruce branches, typical of infestation by the cooley spruce gall adelgid (Adelges cooleyi). |
| 0758233 |
balsam woolly adelgid |
Adelges piceae |
Oblique color infrared aerial photo of tree mortality caused by balsam woolly adelgid, Roan Mountain, NC and TN. |
| 1520081 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1520082 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 0758232 |
balsam woolly adelgid |
Adelges piceae |
Oblique color aerial photo of trees dying as a result of balsam woolly adlegid infestation, Roan Mountain, NC and TN. |
| 1520083 |
hemlock woolly adelgid |
Adelges tsugae |
HWA on hemlock needles |
| 1510051 |
balsam woolly adelgid |
Adelges piceae |
Gouting of Frasier fir from balsam wooly adelgid |
| 1510086 |
balsam woolly adelgid |
Adelges piceae |
Balsam wooly adelgid caused mortality |
| 5188003 |
pine leaf adelgid |
Pineus pinifoliae |
Aphids within gall |
| 5188004 |
pine leaf adelgid |
Pineus pinifoliae |
Old gall |
| 5188005 |
pine leaf adelgid |
Pineus pinifoliae |
Current season gall |
| 5188015 |
cooley spruce gall adelgid |
Adelges cooleyi |
Overwintered female. Photograph taken March 26, 2007 |
| 0718044 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 2167006 |
balsam woolly adelgid |
Adelges piceae |
Gout on Fraser fir |
| 2167007 |
balsam woolly adelgid |
Adelges piceae |
gout on Fraser fir |
| 2167009 |
balsam woolly adelgid |
Adelges piceae |
Gout on Fraser fir |
| 2167010 |
hemlock woolly adelgid |
Adelges tsugae |
Decline and mortality caused by hemlock wolly adelgid, |
| 2167012 |
hemlock woolly adelgid |
Adelges tsugae |
Decline and mortality, |
| 2167016 |
hemlock woolly adelgid |
Adelges tsugae |
Infested foliage |
| 2167017 |
hemlock woolly adelgid |
Adelges tsugae |
Infested foliage |
| 2167018 |
hemlock woolly adelgid |
Adelges tsugae |
Infested foliage |
| 2167019 |
hemlock woolly adelgid |
Adelges tsugae |
Infested foliage, |
| 2167023 |
hemlock woolly adelgid |
Adelges tsugae |
Infested foliage |
| 3036038 |
balsam woolly adelgid |
Adelges piceae |
Parking lot at Mt. Mitchel from visitor tower |
| 5017089 |
hemlock woolly adelgid |
Adelges tsugae |
Biological Control Beetle release in Pennsylvania |
| 5018076 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5022094 |
hemlock woolly adelgid |
Adelges tsugae |
suppression, 2005 |
| 5022095 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5022096 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5023002 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5019011 |
periodical cicada |
Magicicada septendecim |
|
| 5019012 |
periodical cicada |
Magicicada septendecim |
emergence holes and dead adults |
| 5019013 |
periodical cicada |
Magicicada septendecim |
larva just before emergence |
| 5019014 |
periodical cicada |
Magicicada septendecim |
|
| 5019015 |
periodical cicada |
Magicicada septendecim |
|
| 5019016 |
periodical cicada |
Magicicada septendecim |
|
| 5018078 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5018069 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5018072 |
hemlock woolly adelgid |
Adelges tsugae |
no new growth |
| 5018074 |
hemlock woolly adelgid |
Adelges tsugae |
Newly settled larvae |
| 5018075 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 5018062 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 5050024 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 5050025 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 5050026 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 2181084 |
balsam woolly adelgid |
Adelges piceae |
|
| 2182033 |
spruce gall adelgid |
Pineus similis |
gall |
| 2182034 |
spruce gall adelgid |
Pineus similis |
|
| 5027034 |
hemlock woolly adelgid |
Adelges tsugae |
treatment with Ima-Jet system using imidachloprid |
| 1510054 |
hemlock woolly adelgid |
Adelges tsugae |
Ground spray equipment used for control of balsam woolly adelgid, Mt. Mitchell State Park, NC, ca 1961. |
| 5004096 |
balsam woolly adelgid |
Adelges piceae |
|
| 5004099 |
balsam woolly adelgid |
Adelges piceae |
|
| 5004100 |
balsam woolly adelgid |
Adelges piceae |
|
| 1458079 |
balsam woolly adelgid |
Adelges piceae |
|
| 1458105 |
balsam woolly adelgid |
Adelges piceae |
|
| 2109076 |
periodical cicada |
Magicicada septendecim |
The skin splits and the adult insect appears. The red eyes immediately identify this cicada as a periodical. |
| 2109077 |
periodical cicada |
Magicicada septendecim |
shows the developing wings. Note the friendly harvestman on the leaf above the cicadas. |
| 2109079 |
periodical cicada |
Magicicada septendecim |
another cicada nymph’s skin begins to split at the head capsule as harvestman attacks |
| 2109080 |
periodical cicada |
Magicicada septendecim |
harvestman feeding on cicada |
| 2109083 |
periodical cicada |
Magicicada septendecim |
The fully developed adult, ready to fly and find a mate. |
| 1394077 |
pine leaf adelgid |
Pineus pinifoliae |
|
| 2512019 |
periodical cicada |
Magicicada septendecim |
Emergence holes. 2004 Brood X. |
| 2512020 |
periodical cicada |
Magicicada septendecim |
Empty larval cases. 2004 Brood X. |
| 2512011 |
periodical cicada |
Magicicada septendecim |
2004 Brood X. Flagging. |
| 2512012 |
periodical cicada |
Magicicada septendecim |
2004 Brood X. Empty larval cases |
| 2512013 |
periodical cicada |
Magicicada septendecim |
in twigs. 2004 Brood X. |
| 2512014 |
periodical cicada |
Magicicada septendecim |
Ovipositing scar. 2004 Brood X |
| 1123019 |
cooley spruce gall adelgid |
Adelges cooleyi |
nymph on needle at budbreak, Spring 2002 |
| 1344053 |
hemlock woolly adelgid |
Adelges tsugae |
Soil injection of imidacloprid |
| 1344056 |
hemlock woolly adelgid |
Adelges tsugae |
Soil drenching hemlocks with imidacloprid |
| 1344057 |
hemlock woolly adelgid |
Adelges tsugae |
Soil drenching hemlocks with imidacloprid |
| 1344045 |
hemlock woolly adelgid |
Adelges tsugae |
Stem injections of a systemic insecticide |
| 1344030 |
balsam woolly adelgid |
Adelges piceae |
Spraying trees |
| 1344143 |
hemlock woolly adelgid |
Adelges tsugae |
Tree IV |
| 1344147 |
hemlock woolly adelgid |
Adelges tsugae |
Tree IV |
| 1344080 |
hemlock woolly adelgid |
Adelges tsugae |
ATV spray unit used for treating hemlocks with soap |
| 1344138 |
hemlock woolly adelgid |
Adelges tsugae |
Tree IV injector |
| 1344150 |
hemlock woolly adelgid |
Adelges tsugae |
Marking a hemlock that has been treated by Tree IV |
| 1344028 |
hemlock woolly adelgid |
Adelges tsugae |
Spray Unit used for hemlock trees, up to around 80 ft. tall. |
| 1344061 |
hemlock woolly adelgid |
Adelges tsugae |
Marking a hemlock that has been treated by soil drenching |
| 1344064 |
hemlock woolly adelgid |
Adelges tsugae |
Raking leaf litter and loam away from a hemlock, so it can be treated by soil drenching |
| 1344002 |
hemlock woolly adelgid |
Adelges tsugae |
Spraying insecticidal soap |
| 1344003 |
hemlock woolly adelgid |
Adelges tsugae |
Spraying insecticidal soap |
| 1344018 |
hemlock woolly adelgid |
Adelges tsugae |
Using a backpack sprayer and insecticidal soap for hemlocks |
| 1344020 |
hemlock woolly adelgid |
Adelges tsugae |
Slip-on spray unit used to treat hemlocks up to around 50 ft. |
| 1748044 |
balsam woolly adelgid |
Adelges piceae |
|
| 1748041 |
balsam woolly adelgid |
Adelges piceae |
|
| 1748042 |
balsam woolly adelgid |
Adelges piceae |
|
| 1748040 |
balsam woolly adelgid |
Adelges piceae |
|
| 1274024 |
periodical cicada |
Magicicada septendecim |
Emergence sequence. Maryland, 2004.
See pictures 1274019-1274026 for complete sequence. |
| 1274025 |
periodical cicada |
Magicicada septendecim |
Emergence sequence. Maryland, 2004.
See pictures 1274019-1274026 for complete sequence. |
| 1274026 |
periodical cicada |
Magicicada septendecim |
Emergence sequence. Maryland, 2004.
See pictures 1274019-1274026 for complete sequence. |
| 1274027 |
periodical cicada |
Magicicada septendecim |
Adults swarming |
| 1274056 |
periodical cicada |
Magicicada septendecim |
Mating |
| 1274019 |
periodical cicada |
Magicicada septendecim |
Emergence sequence. Maryland, 2004.
See pictures 1274019-1274026 for complete sequence. |
| 1274020 |
periodical cicada |
Magicicada septendecim |
Emergence sequence. Maryland, 2004.
See pictures 1274019-1274026 for complete sequence. |
| 1274021 |
periodical cicada |
Magicicada septendecim |
Emergence sequence. Maryland, 2004.
See pictures 1274019-1274026 for complete sequence. |
| 1274022 |
periodical cicada |
Magicicada septendecim |
Emergence sequence. Maryland, 2004.
See pictures 1274019-1274026 for complete sequence. |
| 1254058 |
cooley spruce gall adelgid |
Adelges cooleyi |
Fort Collins, CO. |
| 1510011 |
hemlock woolly adelgid |
Adelges tsugae |
closeup |
| 1241744 |
balsam woolly adelgid |
Adelges piceae |
|
| 1325029 |
cooley spruce gall adelgid |
Adelges cooleyi |
overwintering form in late winter |
| 1325031 |
cooley spruce gall adelgid |
Adelges cooleyi |
needle twisting associated with Douglas-fir |
| 1325032 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 1325034 |
cooley spruce gall adelgid |
Adelges cooleyi |
nymphs and wax-coated honeydew droplets within gall |
| 1325036 |
cooley spruce gall adelgid |
Adelges cooleyi |
newly hatched nymphs settled at base of newly emerging spruce needles |
| 1325024 |
cooley spruce gall adelgid |
Adelges cooleyi |
overwintered female on twig |
| 1325025 |
cooley spruce gall adelgid |
Adelges cooleyi |
symptoms of injury within week of initial infestation of terminal growth |
| 1325026 |
cooley spruce gall adelgid |
Adelges cooleyi |
within spruce gall |
| 1325027 |
cooley spruce gall adelgid |
Adelges cooleyi |
winged adults emerging from spruce gall |
| 1325040 |
pine leaf adelgid |
Pineus pinifoliae |
galls on spruce |
| 0795074 |
balsam woolly adelgid |
Adelges piceae |
on Richland balsam at Mt. Mitchell |
| 0590099 |
balsam woolly adelgid |
Adelges piceae |
stand mortality at Mt. Mitchell |
| 0364001 |
balsam woolly adelgid |
Adelges piceae |
stand mortality at Mt. Mitchell |
| 0014100 |
balsam woolly adelgid |
Adelges piceae |
note regeneration at Mt. Mitchell |
| 1430170 |
periodical cicada |
Magicicada septendecim |
mating |
| 1430168 |
periodical cicada |
Magicicada septendecim |
|
| 1430169 |
periodical cicada |
Magicicada septendecim |
|
| 1201014 |
balsam woolly adelgid |
Adelges piceae |
8-17-63 RGM |
| 1201015 |
balsam woolly adelgid |
Adelges piceae |
gouts, W. Gay, K. Wright - Jan. 1957 |
| 3227014 |
balsam woolly adelgid |
Adelges piceae |
at Clingman's Dome |
| 3227015 |
balsam woolly adelgid |
Adelges piceae |
at Mt. Mitchell, North Carolina |
| 2252066 |
balsam woolly adelgid |
Adelges piceae |
close-up |
| 2254052 |
balsam woolly adelgid |
Adelges piceae |
on subalpine fir |
| 2254041 |
cooley spruce gall adelgid |
Adelges cooleyi |
galls on spruce |
| 1748045 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 1748038 |
balsam woolly adelgid |
Adelges piceae |
|
| 1669001 |
periodical cicada |
Magicicada septendecim |
|
| 1669003 |
periodical cicada |
Magicicada septendecim |
oviposition damage |
| 1678062 |
balsam woolly adelgid |
Adelges piceae |
gouting damage |
| 1678065 |
cooley spruce gall adelgid |
Adelges cooleyi |
gall on engelmann spruce |
| 0907020 |
cooley spruce gall adelgid |
Adelges cooleyi |
gall |
| 0488055 |
hemlock woolly adelgid |
Adelges tsugae |
|
| 0488036 |
periodical cicada |
Magicicada septendecim |
ovipositioning slits on stem |
| 0488037 |
periodical cicada |
Magicicada septendecim |
ovipositioning slits on stem |